Roger Federer handed Basel walkover by Wawrinka: “The disappointment is huge”

Stan Wawrinka set up a quarter-final clash with Roger Federer at the Swiss Indoors Basel as he earned a 6-3 3-6 7-5 victory against American Tiafoe. However, with a back injury making any further participation in the tournament impossible. “The disappointment is huge,” admitted Wawrinka. Not to be able to play this match in Switzerland is very sad. But I need to listen to my body at this point.” Federer is looking to win the tournament for the 10th time.

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